From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.208.47 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794564237; b=jIq8yKQKBmiL7LWLI2YaAM3zK9prQMaTzEvZgl+Eda4nAuLuH7hJ1nvOBWPB25Wqd9K7 Fnx+3zWAayi0hEktktTiI7AvJSGUZBC//4y1FTbq2gYCo9pOqo5xom4Ayqb5pzawwnuuE k87r6hHSUILDkvY+2kbdTeKpEuXk3damy5bp60dIoNufQWxCXbA0+BNtfnrGLpuj9p97h 8IoNjtCCzDvGQVIyoVFEcel4rM9FMyfX5/pk6BKnOrcTua3tOqkBCCmV5EpUnGDU+P25R 3exTbw1Bh7Ud6ImDMTXCg8EVa/dloaxtJLPHtVy6w3eqyw4STxwRMyao1UVX9GkNFzw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794564237; h=DMARC-Filter:Received:DKIM-Signature:X-Google-DKIM-Signature: X-Forwarded-Encrypted:X-Gm-Message-State:X-Gm-Gg:X-Received:Received: Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:Content-Transfer-Encoding:User-Agent:MIME-Version; bh=isfwHOSFEU1THdAtyjNR/BymwB+TGu4CpGjFt5oul8o=; b=KXmPY/N08vKI2MOahUGIpeJPbMn/esXgYGn53TOE+mapKV3Nt9II8YTwBkTF7tAySyfk Q+XQVVBswH24Q6MbAn5FTwSDAH0LMYQIszDI6rF16onTPtbS3Z+lplPf7fiBnSLdAuK5n /vlMgXTJNTn8PuuBlFOtmgJK/lE5yIzxW4SG+E7b0KN6r/vM5h0pDKSgQzqlQ27ymyJyy 1QtvgCumOkHaglt4Wrvs38Gk3m3VyxZjw/KWp7gxATimMQtXeiXy6MnVSFz1bJDTuM+7O ddx2/451xbEouxl219NWv8rdvqA8B9t8dIoV12hRdTkT9zNCzi6Wh8MkCg29HcyZ3oA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none header.from=amutable.com; spf=pass smtp.mailfrom=amutable.com; dkim=pass header.d=amutable-com.20260707.gappssmtp.com header.i=@amutable-com.20260707.gappssmtp.com header.a=rsa-sha256 header.s=20260707 header.b=HmOhZp1a; arc=none smtp.remote-ip=209.85.208.47 Received: from mail-ed1-f47.google.com (mail-ed1-f47.google.com [209.85.208.47]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BB0F5606A881 for ; Fri, 13 Nov 2026 10:03:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org BB0F5606A881 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=amutable.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=amutable.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=amutable-com.20260707.gappssmtp.com header.i=@amutable-com.20260707.gappssmtp.com header.a=rsa-sha256 header.s=20260707 header.b=HmOhZp1a Received: by mail-ed1-f47.google.com with SMTP id 4fb4d7f45d1cf-6b56c428212so1145031a12.2 for ; Fri, 13 Nov 2026 02:03:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amutable-com.20260707.gappssmtp.com; s=20260707; t=1794564235; x=1795169035; darn=vger.kernel.org; h=mime-version:user-agent:content-transfer-encoding:content-type :references:in-reply-to:date:cc:to:from:subject:message-id:from:to :cc:subject:date:message-id:reply-to:content-type; bh=isfwHOSFEU1THdAtyjNR/BymwB+TGu4CpGjFt5oul8o=; b=HmOhZp1aysVRSGcApaAZDLI81xyeSldeu7ePLUPKkH54FsFfnK+QDVFY4+VQQZDD5I H2HloBZm5LZmO+0yz1W9rfEhaL+YICMUwpLNmuFaGXNfAv5LYB2fsAN36refSeHGX9fO cryYVQ+kM2KCw8u+OcP3112ltvgpCHGvfl9d9GfdLtqmNcwNDmKz3KTPAT46qO03zj8M uuWZNkUaGTWe7Ooua9eiEAKQiiHx3qf0rn/l3lNWMOa2sfege5hzg+R5XNTSj8AN0bpY dCBAZCrR4vjcQdomnF2hzC3FA98LaruL1WYTiCQ1DC9kzlEXZqoLyeQdM7U6VrMRD1VV Lr3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1794564235; x=1795169035; h=mime-version:user-agent:content-transfer-encoding:content-type :references:in-reply-to:date:cc:to:from:subject:message-id:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=isfwHOSFEU1THdAtyjNR/BymwB+TGu4CpGjFt5oul8o=; b=1KJtiMt7dqHV9Qm1FKPTPtvBzWa4aPcdNfOP2xKWK+uNRa0Xp3VQpZAgljpT/KjFkJ 8R9siK2z5oZ11yR1/lmcluVyITyeoCLBLdUuGkEvBMYdHL2Pd6L/hJTHhtdNKiK5WMCb ap8YUMUEEa2uPgFvkXFAe/NXeY3lJTtsOF6f1ASwfiBbP6KcTfz28j7/XL9xz0d7debO TzZAkAD/I+tS9JFvJAI6HpGsLHOE3HZa2B0T3qTK6cOceEwkg7R4FmVIjsIEh7pVLIvt vyoB2JbeX8ctWzWRRVR6fD6KV9hjUfSLqTC7Oi6uK9SBtIUIi1qmQo2XTqSImqMbYLUK zxIQ== X-Forwarded-Encrypted: i=1; AL+hErH8tWvEvnv5/fz/FIhzEdFTpjuO34woCqgyYx9ZNNYPDLQ9pw57ua0rrdJAH4/yYz8yTHjdpgXqF7vb2tM=@vger.kernel.org X-Gm-Message-State: APuU4Z9Lp0FnDx/zDvYGDrRy1x8UiBs8H6eqGtnPJeqDyDrMcx3PCVP1 DwGNs3VIUXwDatH1NoA92yr9HaQXnSviJkb8dvLMGhZgeU68kp40Mef2xnNp8RzcXwe4 X-Gm-Gg: AYBFou2uUECX9CsiCE3EIXXCoAlyfUm9Vi3UQdIs74S1kFXqIrLvRmds09H5wjlntqq ADlPK72UGp8gRJwxZVyWlm56MeIUqZsDT78nr0o3SS2dYyyZCoZ6hTBsAAU+MK+1u4WCKdBk9p5 uNCCmYiEMC6MixXKv2mN79nL48VPM7TQAbsu18s0349lwf3dZio3EJT/WvCreiik+zW6vmdtkUp OFODaglPgLBfY1hJJc8fn/WTqXNCPztf8MUwe+c7oFx3gFCEbnWoMqFeeWR4/dnaQRUPzdEodO5 R1hGYO94CM9OyhRV7xnogRgJTE2r7YTa7obHzNx2AWDSSW+Qv3w2UHPyTptA6tE+ix6M31DCL7f v0Pay3h0hJcP9UUjV4wBLW/qy+ZTdviqghIzsKGC7QzY30ggrdgENs8h+rpk7l4580JEKQ4CWBp bKpC9gImPXhClRatGKK6BxP6ITQsT5RNmLpt6dfhawtAILx+EDhIk9qlM2pbGyX1OJTYc0TEV8k 4jeTnqZHvLSEHrJTPV71c4Bx1kYGs8c+0d1O06lC+9UUWHWtNGcKsknM2YDns4SUF/gVJMLGHB4 EC/2zLuJBv2ilq6WeIgzl5+LGsaSDaa4eAEp6KYwboV+mrlrbS9QPA9qHfrbeus= X-Received: by 2002:aa7:d556:0:b0:6b5:96e9:ae97 with SMTP id 4fb4d7f45d1cf-6b7c0ccaafdmr1234919a12.34.1794564235160; Fri, 13 Nov 2026 02:03:55 -0800 (PST) Received: from [10.0.0.233] (tmo-086-54.customers.d1-online.com. [80.187.86.54]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6b7c23611casm766458a12.9.2026.11.13.02.03.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Nov 2026 02:03:54 -0800 (PST) Message-ID: <16dbddeb5cbb9613dc806b43fc681eb26aa3b0dd.camel@amutable.com> Subject: Re: [PATCH RFC 10/41] nullfs: use fc_init_pseudo() From: Alexander Mikhalitsyn To: Christian Brauner , linux-fsdevel@vger.kernel.org Cc: Jann Horn , Chris Mason , Josef Bacik , Christoph Hellwig , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, Alexander Viro , Jan Kara , linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, driver-core@lists.linux.dev, linux-mm@kvack.org, bpf@vger.kernel.org, linux-security-module@vger.kernel.org, selinux@vger.kernel.org, apparmor@lists.ubuntu.com, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, fuse-devel@lists.linux.dev, linux-efi@vger.kernel.org, xen-devel@lists.xenproject.org, ocfs2-devel@lists.linux.dev, linux-s390@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-usb@vger.kernel.org, Amir Goldstein , linux-erofs@lists.ozlabs.org, linux-kselftest@vger.kernel.org Date: Fri, 13 Nov 2026 11:03:52 +0100 In-Reply-To: <20261110-work-loop-pseudo-v1-10-4c998976c6c7@kernel.org> References: <20261110-work-loop-pseudo-v1-0-4c998976c6c7@kernel.org> <20261110-work-loop-pseudo-v1-10-4c998976c6c7@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2-0+deb13u1 X-Mailing-List: target-devel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 On Tue, 2026-11-10 at 10:14 +0100, Christian Brauner wrote: > Initialize nullfs as a pseudo filesystem instead of raising > SB_I_NOEXEC and SB_I_NODEV by hand. This adds SB_I_PSEUDO. >=20 > Signed-off-by: Christian Brauner (Amutable) Reviewed-by: Alexander Mikhalitsyn > --- > =C2=A0fs/nullfs.c | 3 ++- > =C2=A01 file changed, 2 insertions(+), 1 deletion(-) >=20 > diff --git a/fs/nullfs.c b/fs/nullfs.c > index 319c2f5c5a67..2fe24cb97160 100644 > --- a/fs/nullfs.c > +++ b/fs/nullfs.c > @@ -2,6 +2,7 @@ > =C2=A0/* Copyright (c) 2026 Christian Brauner */ > =C2=A0#include > =C2=A0#include > +#include > =C2=A0#include > =C2=A0#include > =C2=A0#include > @@ -174,7 +175,7 @@ static int nullfs_init_fs_context(struct > fs_context *fc) > =C2=A0{ > =C2=A0 fc->ops =3D &nullfs_fs_context_ops; > =C2=A0 fc->sb_flags |=3D SB_NOUSER; > - fc->s_iflags |=3D SB_I_NOEXEC | SB_I_NODEV; > + fc_init_pseudo(fc); > =C2=A0 return 0; > =C2=A0} > =C2=A0